Tags: Oracle 12c change archive mode1.shutdown Normal or shutdown immediate close the databaseSql*plus:release 12.1.0.1.0 Production on Monday December 15 15:49:47 2014Copyright (c) 1982, Oracle. All rights reserved.Connect to:Oracle Database 12c Enterprise Edition Release 12.1.0.1.0-64bit Productionwith the partitioning, OLAP, Advanced Analytics and Real application testing opt ionssql> shutdown immediate;
Note: This article declined to reprint.1 MGMTDB InstructionsIn the installation of the Oracle 12.1.0.1 grid Infrastructure, you can choose whether to install the grid Infrastructure Management Repository (GIMR) database: Mgmtdb. Such as:In the grid Infrastructure 12.1.0.2, no options have been changed, and the MIMR database has become a mandatory option.In Oracle 12c Management database is used to store cluster HealthMonitor (CHM/OS,ORA.CRF), Oracle d
Environment: DB version Oracle database 12c Enterprise Edition release 12.2.0.1.0-64bit ProductionExperiment Preparation:1.--Database Archiving modeSql> select Name,log_mode from V$database;NAME Log_mode--------- ------------ANDYCDB ARCHIVELOG > Database archiving mode2.--Log In the PDB creates the experimental table space with the user[Email protected] ~]$ sqlplus sys/[email protected]:1521/pdb01 as SysdbaSql>Create tablespace bbb logging datafile '/
Oracle 12C new Features-extended data type, in 12c, the size of data types such as VARCHAR2, NAVARCHAR2, and raw are extended from 4K and 2K bytes to 32K bytes, compared to earlier versions. As long as possible, the size of the extended character decreases the use of the LOB data type. In order to enable extended character size, you must set the initial database parameter of Max_string_size to extended.Expe
Tags: style blog color io data art arAn Oracle 12c database was installed today for testing, and an error occurred while running a very simple command:SQL> Show Con_nameconcat "." (Hex 2e) SP2-0158option "_name"Internet search for a long time also did not search, in Google incredibly only found a record, is a French blog, but it seems that he did not write the reason for the mistake. Finally looked at the operation of their own, found that is the fol
Label:installed a Oracle 12c is not able to connect to Oracle 12c after using PL/SQL developer. Look online, according to Fcflying said the operation succeeded, so make a note: 1) Install Oracle 12c 64-bit : HTTP://WWW.ORACLE.COM/TECHNETWORK/CN/DATABASE/ENTERPRISE-EDITION/DOWNLOADS/INDEX.HTML?SSSOURCESITEID=OCOMCN 2) Installing the 32-bit Oracle Client (instantcl
SQL Server played for some years and recently wanted to play Oracle, so I thought of playing with an Oracle server. The first time you install Oracle under Linux, the entire process references an article: http://blog.csdn.net/huangyanlong/article/details/45021171Environment: VMWare workstatrion 8.0.3Operating system: CentOS 7 x64Database: Oracle 12c x641) Install CentOS 7, this step skips2) Download the 12c
Method/Step1 download version of Oracle 12c R2 forwindows:Http://www.oracle.com/technetwork/database/enterprise-edition/downloads/index.html includes two compressed packages: winx64_12c_ Database_1of2.zip,winx64_12c_database_2of2.zipUnzip the version of Oracle 12c R2 for WindowsUnzip the two compressed packets into the same directory, "database" and click on the "setup.exe" file under the extracted director
Explore Oracle Database Upgrade 7 11gR2 to 12c after the upgrade is complete, insert PDB, 11gr2pdb
Explore Oracle Database Upgrade 7Insert PDB after 11gR2 to 12c upgrade is complete
Preface:
Since Oracle 12c, the concept of container database has been introduced to enable database plugging, for example:
Now let's take a look at how to insert the 11.2.0.4 databas
Brief introductionSAP claims that Hana is the fastest database, so SAP's new ERP system S4 no longer supports OracleA new feature of Oracle 12c is the ability to convert between rows and columns for the same tableSAP wants users to think of Hana as a unique technology, but in this article you can see that both memory and Columnstore are not proprietary technologies of SAPHardware speed and database design confusionHana mixes two different concepts tog
Tags: User proof use. com img Note ora ref optionWhat is Data redactionThe data redaction is a new feature of Oracle Database 12c's Advanced security options, and Oracle China translates it as a "compilation" When it comes to this feature, and in the Chinese interface of em12c R3, this function is translated into "data writing", I think the latter translation is more appropriate. In the 12c before the release, a "database security" for the topic of te
Label:12c has launched a pluggable database with multiple database PDB in the form of multiple tenants in a single container cdb. The data pump import and export for the PDB is slightly different from the traditional database. 1, need to add tansnames for PDB 2, import and export need to specify its tansnames value within the UserID parameter, such as Userid=user/[email protected] Data Pump Import and export example1. View the current SID, view the P
Weblogic 12c IPaddress change how to configure1. In the weblogic installation path, locate the jwxt-jdbc.xml file under the domain you created earlier : If the path I installed is(C:\Oracle\Middleware\Oracle_Home\user_projects\domains\xgjw_domain\config\jdbc)Under Change path, modify the IP address of the url where all suffix names *.xml files are configured :For example, modify the IP address of the data source URL to a changed IP: As previously (10.
Enterprise-Class middleware application WEBLOGIC11G/12C cluster installation Deployment Training Video Course setPackage Introduction: The High salary must learn enterprise class middleware application WebLogic implementation Tutorial. Basics: Middleware Concepts, WebLogic concepts, domains, JDK,JVM, data sources, connection pooling, consoles, cluster related. Combat: 1. Enterprise Application System project implementation process, such as research, p
The problem originates from a 12c database of the customer and needs to be booted to a non-real time apply mode, but the discovery is performed:ALTER DATABASE recover managed standby database cancel;ALTER DATABASE recover managed standby database disconnect from session;
After that, the database is still working in the real time apply mode.
Went to the alertlog for a while, found the answer:
Thu June 09 12:16:03 2016Errors in FILE/CUST/MYDB/RDBMS/O
Oracle 12c In-Memory
Oracle introduced the In-Memory and columnar compression option In 12c, which greatly improves query performance.
Here, we can see how much performance can be improved in the same query through a comparison.
1. allocate Memory to In-Memory firstSQL> show parameter inmemory;NAME TYPE VALUE---------------------------------------------------------------------------------------------------I
New Features of Oracle 12C-online migration of table partitions or subpartitions
Oracle 12c: new feature-online migration of table partitions or subpartitions. It is no longer necessary to migrate table partitions or subpartitions to different tablespaces in Oracle 12c R1. Similar to online migration of non-partitioned tables in earlier versions, table partition
Label:Installing Oracle Database 12c Release 1 (12.1.0.2.0) under WindowsRecently, Oracle database 12c Release 1 (12.1.0.2.0)-Enterprise Edition needs to be installed due to the need to establish an ODI repository on Oracle databases.Software downloadHttp://www.oracle.com/technetwork/database/enterprise-edition/downloads/index.html?ssSourceSiteId=ocomeninstallation process Software update configuration, ski
I used to have an idea that I just wanted to create an index on one or a few of these partitions, and that the other partitions didn't want to be created, and neither the local nor global index was able to achieve that requirement, but the partial Global was introduced from Oracle 12C /local Indexes for partitioned tables solves the problem by creating a local index or global index on the specified partition, with the primary syntax set at the table o
Many friends feedback on the win 64-bit operating system can not use bbed (including the 9I,10G,11G,12C database version), previously wrote an article, the perfect implementation of the win platform versions of the database version on top of the implementation of the use of bbed (in win run the Bbed program), Unfortunately, I did not mention the platform information, leaving a lot of doubt, today on its own computer to achieve this function again, to
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